WO1991011542A2 - Procede et composition de traitement de surface pour tole galvanisee - Google Patents
Procede et composition de traitement de surface pour tole galvanisee Download PDFInfo
- Publication number
- WO1991011542A2 WO1991011542A2 PCT/US1991/000531 US9100531W WO9111542A2 WO 1991011542 A2 WO1991011542 A2 WO 1991011542A2 US 9100531 W US9100531 W US 9100531W WO 9111542 A2 WO9111542 A2 WO 9111542A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ions
- treatment
- cobalt
- nickel
- process according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/78—Pretreatment of the material to be coated
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/60—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using alkaline aqueous solutions with pH greater than 8
Definitions
- a component indispensable to the substitution precipitation of nickel and/or cobalt from the treatment liquid in the neutral region is a complexing agent which exhibits good stability with metal ion in the neutral region and which supports the rapid deposition of quantities sufficient to improve the paint adhesion and post-coating corrosion resistance.
- salt spray testing was carried out in order to evaluate the corrosion resistance, and the primary physical properties (cross-cut adhesion test, Erichsen test) and secondary physical properties (cross-cut adhesion test, Erichsen test) were measured as described in more detail below in order to evaluate film adhesion. The results obtained are reported in Table 2.
- the galvanized steel sheet serving as the treatment substrate was hot-dip galvanized steel sheet (GI) with a sheet thickness of 0.35 mm, a sheet width of 200 mm, a length of 300 mm, and coating of 90 g/m 2 of zinc.
- the respective treatments were implemented according to the conditions described in Table 3, were followed by a water rinse and drying, and afforded the metal add-ons also reported in Table 3.
- Spraying was employed as the treatment method in all cases, and the spray pressure was 0.5 kilo grams (force) per square centimeter ("kgf/cm 2 ").
- the top coat paint was subjected to a bending test and salt spray testing, and the back coated sheet was subjected to salt spray testing.
- the severity of the bending test varies according to the number of sheets inserted during bending, and is reported as 0T, 2T, etc., in correspondence to the number of inserted sheets. Also, the test temperature exercises an effect, and a lower temperature corresponds to greater severity.
- the test results were obtained in the same manner and reported according to the same scales as in part II, except that the salt spray was continued for 1,000 hours for the top coated samples and for 360 hours for the back coated samples. These results are reported in Table 6.
- Examples K1 to K10 concern the treatment of galvanized steel sheet with treatment liquid according to the present invention, followed by a water rinse and then a bakable chromate type blackening treatment. Comparison Examples K1 to K5 provide comparison in this regard.
- the galvanized steel sheet serving as the treatment substrate was electrogalvanized steel sheet (EG) with a sheet thickness of 0.45 mm, sheet width of 200 mm, length of 300 mm, and plating of 20 g/m 2.
- EG electrogalvanized steel sheet
- Treatments according to the invention or for comparison were implemented according to the conditions described in Table 11, followed by a water rinse and drying, to afford the metal add-ons also reported in Table 11. Immersion was employed as the treatment method for all examples in this group.
- a bakable chromate type blackening treatment bath having a pH of 2.2 and containing 80 g/L of Cr6+, 40 g/L of Cr 3+ , and 40 g/L of nonvolatiles from an acrylic resin emulsion was then applied to each sheet by grooved roll coating to give a dry film thickness of 3 micrometers, followed by drying in a hot air drying oven at MPT of 200 degrees Centigrade to afford baked and blackened galvanized steel sheet.
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
- Coating With Molten Metal (AREA)
Abstract
Procédé de dépôt de nickel et/ou de cobalt pouvant être mis en ÷uvre à un pH presque neutre. Ce procédé permet de déposer rapidement du nickel et/ou du cobalt en quantité suffisante pour améliorer l'adhérence de la peinture et la résistance à la corrosion après revêtement, et présente une bonne stabilité de solution. Il consiste à traiter une tôle galvanisée à l'aide d'une solution aqueuse présentant un pH compris entre 5 et 10 inclus, et comprenant (A) un total d'au moins 0,01 g/l d'ions métal sélectionnés dans le groupe composé d'ions Ni?2+ et CO2+¿, et (B) une quantité suffisante permettant de transformer complètement en complexe les ions métal cités dans la partie (A) d'agents de transformation en complexe, sélectionnés dans le groupe formé de gaz ammoniac et de composés organiques comportant au moins un groupe amino dans la région neutre. La réaction de précipitation à substitution de nickel et de cobalt est sensiblement accélérée par la présence, à titre de troisième composant ajouté à l'ion métal et à l'agent de transformation en complexe, d'au moins une espèce ou un composé ionique, choisi parmi un ion nitrite, un ion nitrate, un ion thiocyanate, un ion thiosulfate, thiourée, un ion phosphite, un ion hypophosphite et un ion perchlorate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/916,096 US5318640A (en) | 1990-01-30 | 1991-01-25 | Surface treatment method and composition for zinc coated steel sheet |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1958190A JPH03226584A (ja) | 1990-01-30 | 1990-01-30 | 亜鉛系めっき鋼板用表面処理液及び表面処理方法 |
| JP2/19581 | 1990-01-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO1991011542A2 true WO1991011542A2 (fr) | 1991-08-08 |
| WO1991011542A3 WO1991011542A3 (fr) | 1991-09-19 |
Family
ID=12003232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/US1991/000531 Ceased WO1991011542A2 (fr) | 1990-01-30 | 1991-01-25 | Procede et composition de traitement de surface pour tole galvanisee |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPH03226584A (fr) |
| AU (1) | AU7312991A (fr) |
| WO (1) | WO1991011542A2 (fr) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0488430A3 (en) * | 1990-11-30 | 1992-12-16 | The Boeing Company | Non-chromated cobalt conversion coating |
| WO1994002661A1 (fr) * | 1992-07-20 | 1994-02-03 | Henkel Corporation | Procede de traitement de l'acier visant a reduire au minimum la corrosion filiforme |
| US5298092A (en) * | 1990-05-17 | 1994-03-29 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| US5378293A (en) * | 1990-05-17 | 1995-01-03 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| US5411606A (en) * | 1990-05-17 | 1995-05-02 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| US5468307A (en) * | 1990-05-17 | 1995-11-21 | Schriever; Matthias P. | Non-chromated oxide coating for aluminum substrates |
| US5472524A (en) * | 1990-05-17 | 1995-12-05 | The Boeing Company | Non-chromated cobalt conversion coating method and coated articles |
| US5551994A (en) * | 1990-05-17 | 1996-09-03 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| EP0738790A4 (fr) * | 1994-09-27 | 1998-06-03 | Nippon Kokan Kk | Tole d'acier galvanisee et son procede d'elaboration |
| US5873953A (en) * | 1996-12-26 | 1999-02-23 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| EP0979880A1 (fr) * | 1998-08-13 | 2000-02-16 | Nippon Paint Co., Ltd. | Substances chimiques et procédé pour le prétraitement de métaux |
| US6432225B1 (en) | 1999-11-02 | 2002-08-13 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| US7294211B2 (en) | 2002-01-04 | 2007-11-13 | University Of Dayton | Non-toxic corrosion-protection conversion coats based on cobalt |
| WO2011067094A1 (fr) * | 2009-12-04 | 2011-06-09 | Henkel Ag & Co. Kgaa | Procédé de prétraitement à étapes multiples pour des composants métalliques présentant des surfaces en zinc et en fer |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2233020T3 (es) | 1998-02-18 | 2005-06-01 | Nippon Steel Corporation | Material de revestimiento anticorrosivo y metodo de prevencion de la corrosion. |
| JP4635638B2 (ja) * | 2005-02-18 | 2011-02-23 | Jfeスチール株式会社 | 耐食性及び耐黒変性に優れたリン酸塩処理電気亜鉛めっき鋼板 |
| JP6151907B2 (ja) * | 2012-10-12 | 2017-06-21 | 日本パーカライジング株式会社 | 水系金属表面処理剤、金属表面処理皮膜及び金属表面処理皮膜付き金属材料 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3444007A (en) * | 1967-03-13 | 1969-05-13 | Hooker Chemical Corp | Process of forming paint-base coatings on zinc and zinc alloy surfaces |
| US3929514A (en) * | 1974-03-05 | 1975-12-30 | Heatbath Corp | Composition and method for forming a protective coating on a zinc metal surface |
| JPS51135840A (en) * | 1975-05-21 | 1976-11-25 | Nippon Packaging Kk | Surface treatment process for zinc or zinc alloy |
| JPS6220880A (ja) * | 1985-07-19 | 1987-01-29 | Nippon Parkerizing Co Ltd | 亜鉛−アルミニウム合金めつき鋼板の表面処理方法 |
| JPH0739634B2 (ja) * | 1988-08-03 | 1995-05-01 | 住友金属工業株式会社 | 耐黒変性、耐食性溶融亜鉛系めっき鋼板の製造方法 |
| JPH0723543B2 (ja) * | 1988-08-10 | 1995-03-15 | 日本パーカライジング株式会社 | 亜鉛系めっき用表面処理液及び表面処理方法 |
| JPH0730458B2 (ja) * | 1988-08-08 | 1995-04-05 | 日本パーカライジング株式会社 | 亜鉛又は亜鉛系めっき材料の黒色化処理方法 |
| JPH0774461B2 (ja) * | 1989-04-07 | 1995-08-09 | 日本鋼管株式会社 | 亜鉛または亜鉛合金の表面処理方法 |
| JPH0331484A (ja) * | 1989-06-27 | 1991-02-12 | Nippon Parkerizing Co Ltd | 亜鉛または亜鉛系メッキ材料の黒色化処理法 |
-
1990
- 1990-01-30 JP JP1958190A patent/JPH03226584A/ja active Pending
-
1991
- 1991-01-25 WO PCT/US1991/000531 patent/WO1991011542A2/fr not_active Ceased
- 1991-01-25 AU AU73129/91A patent/AU7312991A/en not_active Abandoned
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5298092A (en) * | 1990-05-17 | 1994-03-29 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| US5378293A (en) * | 1990-05-17 | 1995-01-03 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| US5411606A (en) * | 1990-05-17 | 1995-05-02 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| US5415687A (en) * | 1990-05-17 | 1995-05-16 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| US5468307A (en) * | 1990-05-17 | 1995-11-21 | Schriever; Matthias P. | Non-chromated oxide coating for aluminum substrates |
| US5472524A (en) * | 1990-05-17 | 1995-12-05 | The Boeing Company | Non-chromated cobalt conversion coating method and coated articles |
| US5551994A (en) * | 1990-05-17 | 1996-09-03 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| EP0488430A3 (en) * | 1990-11-30 | 1992-12-16 | The Boeing Company | Non-chromated cobalt conversion coating |
| WO1994002661A1 (fr) * | 1992-07-20 | 1994-02-03 | Henkel Corporation | Procede de traitement de l'acier visant a reduire au minimum la corrosion filiforme |
| US5861218A (en) * | 1994-09-27 | 1999-01-19 | Nkk Cororation | Zinciferous plated steel sheet and method for manufacturing same |
| EP0738790A4 (fr) * | 1994-09-27 | 1998-06-03 | Nippon Kokan Kk | Tole d'acier galvanisee et son procede d'elaboration |
| US5873953A (en) * | 1996-12-26 | 1999-02-23 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| EP0979880A1 (fr) * | 1998-08-13 | 2000-02-16 | Nippon Paint Co., Ltd. | Substances chimiques et procédé pour le prétraitement de métaux |
| US6309477B1 (en) | 1998-08-13 | 2001-10-30 | Nippon Paint Co., Ltd. | Non-chromium pretreatment chemicals |
| US6432225B1 (en) | 1999-11-02 | 2002-08-13 | The Boeing Company | Non-chromated oxide coating for aluminum substrates |
| US7294211B2 (en) | 2002-01-04 | 2007-11-13 | University Of Dayton | Non-toxic corrosion-protection conversion coats based on cobalt |
| WO2011067094A1 (fr) * | 2009-12-04 | 2011-06-09 | Henkel Ag & Co. Kgaa | Procédé de prétraitement à étapes multiples pour des composants métalliques présentant des surfaces en zinc et en fer |
| CN102639750A (zh) * | 2009-12-04 | 2012-08-15 | 汉高股份有限及两合公司 | 具有锌和铁表面的金属组件的多步骤预处理方法 |
| US8715403B2 (en) | 2009-12-04 | 2014-05-06 | Henkel Ag & Co. Kgaa | Multi-stage pre-treatment method for metal components having zinc and iron surfaces |
| CN102639750B (zh) * | 2009-12-04 | 2015-03-11 | 汉高股份有限及两合公司 | 具有锌和铁表面的金属组件的多步骤预处理方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03226584A (ja) | 1991-10-07 |
| AU7312991A (en) | 1991-08-21 |
| WO1991011542A3 (fr) | 1991-09-19 |
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